Find flights
Deals
When to book
Airlines
FAQs

Cheap flights from Montreal to London Heathrow Airport from C$ 419

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/12. Fares are subject to change and may not be available on all flights or dates of travel.
YMQ — LHR
19 Nov — 26 Nov1
1 adult

The best prices from Montreal to London Heathrow are usually found in February or September, booked 76 days in advance, depart on a Wednesday or Monday and return on a Wednesday

Find flights from Montreal to Heathrow within your budget

Customize your flight search to find flights from Montreal to Heathrow that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 625,151 searches. Data last updated 14 November 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

MontrealLondon

YUL - LHR

YULLHR

Montreal Pierre Elliott Trudeau Intl

Mon 13/1

9:45 p.m.-5:30 p.m.

1 stop14h 45m

London Heathrow

Thu 23/1

7:55 p.m.-8:15 p.m.

1 stop29h 20m

C$ 805

MontrealLondon

YUL - LHR

YULLHR

Montreal Pierre Elliott Trudeau Intl

Mon 2/12

8:55 p.m.-8:35 p.m.

1 stop18h 40m

London Heathrow

Thu 5/12

8:55 a.m.-3:15 p.m.

1 stop11h 20m

C$ 845

MontrealLondon

YUL - LHR

YULLHR

Montreal Pierre Elliott Trudeau Intl

Sun 24/11

7:15 p.m.-7:10 a.m.

Nonstop6h 55m

London Heathrow

Mon 2/12

6:00 p.m.-12:48 a.m.

1 stop11h 48m

C$ 869

MontrealLondon

YUL - LHR

YULLHR

Montreal Pierre Elliott Trudeau Intl

Mon 2/12

8:25 p.m.-1:00 p.m.

2 stops35h 35m

London Heathrow

Thu 5/12

12:05 p.m.-3:15 p.m.

1 stop32h 10m

C$ 875

MontrealLondon

YUL - LHR

YULLHR

Montreal Pierre Elliott Trudeau Intl

Sun 13/4

10:15 p.m.-9:50 a.m.

Nonstop6h 35m

London Heathrow

Sun 20/4

6:15 p.m.-8:25 p.m.

Nonstop7h 10m

C$ 886

MontrealLondon

YUL - LHR

YULLHR

Montreal Pierre Elliott Trudeau Intl

Sun 1/12

7:15 p.m.-7:10 a.m.

Nonstop6h 55m

London Heathrow

Thu 12/12

3:00 p.m.-5:40 p.m.

Nonstop7h 40m

C$ 907

MontrealLondon

YUL - LHR

YULLHR

Montreal Pierre Elliott Trudeau Intl

Fri 14/2

2:15 p.m.-2:05 p.m.

2 stops18h 50m

London Heathrow

Sun 23/2

7:25 p.m.-1:55 p.m.

1 stop23h 30m

C$ 942

MontrealLondon

YUL - LHR

YULLHR

Montreal Pierre Elliott Trudeau Intl

Sun 24/11

8:25 a.m.-6:55 a.m.

2 stops17h 30m

London Heathrow

Wed 4/12

8:45 a.m.-8:00 a.m.

2 stops28h 15m

C$ 956

MontrealLondon

YUL - LHR

YULLHR

Montreal Pierre Elliott Trudeau Intl

Mon 25/11

7:05 p.m.-1:50 p.m.

1 stop13h 45m

London Heathrow

Mon 2/12

7:35 p.m.-3:25 p.m.

1 stop24h 50m

C$ 990

MontrealLondon

YUL - LHR

YULLHR

Montreal Pierre Elliott Trudeau Intl

Fri 7/2

7:05 p.m.-10:30 a.m.

1 stop10h 25m

London Heathrow

Wed 12/2

11:45 a.m.-5:10 p.m.

1 stop10h 25m

C$ 994

Flights are sorted by cheapest first

Deals found on 14/11

Showing 1-10 of 27 results
1
2
3

Cheap flight deals from Montreal to Heathrow

Discover tips and strategies to find the most affordable flight options for your journey from Montreal (YMQ) to Heathrow (LHR). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 14 November 2024.

Round-trip from

C$ 798

One-way from

C$ 419

Popular in

December

Cheapest in

February
British Airways
  • British Airways
  • 18/11-26/11
  • Nonstop
  • 14h 25m total
  • Montreal to London
Search Deals
TAP AIR PORTUGAL
  • TAP AIR PORTUGAL
  • 6/12
  • 1 total stop
  • 19h 55m total
  • Montreal to London
Search Deals
High demand for flights, 17% potential price rise
Search Deals
Best time to find cheap flights, 18% potential price drop
Search Deals

Find flight deals from Montreal to Heathrow

Cheapest flights from Montreal to Heathrow
Explore the most affordable flight options available from Montreal to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 14 November 2024.

Mon 2/127:15 p.m.YUL - LHR
Nonstop6h 55mMultiple Airlines
Thu 5/128:55 a.m.LHR - YUL
1 stop11h 20mMultiple Airlines
Deal found 14/11C$ 845
Sun 24/117:15 p.m.YUL - LHR
Nonstop6h 55mAir Canada
Mon 2/126:00 p.m.LHR - YUL
1 stop11h 48mAir Canada
Deal found 13/11C$ 869
Mon 2/128:25 p.m.YUL - LHR
2 stops35h 35mSWISS
Thu 5/1212:05 p.m.LHR - YUL
1 stop32h 10mSWISS
Deal found 14/11C$ 875
Sun 1/128:50 p.m.YUL - LHR
Nonstop6h 50mBritish Airways
Wed 11/124:30 p.m.LHR - YUL
Nonstop7h 35mBritish Airways
Deal found 14/11C$ 901
Sat 30/113:15 p.m.YUL - LHR
1 stop10h 15mLufthansa
Thu 12/123:00 p.m.LHR - YUL
Nonstop7h 40mLufthansa
Deal found 14/11C$ 908
Sun 1/122:15 p.m.YUL - LHR
2 stops37h 05mAustrian Airlines
Sat 7/126:00 a.m.LHR - YUL
1 stop12h 55mAustrian Airlines
Deal found 14/11C$ 927
Sun 24/118:25 a.m.YUL - LHR
2 stops17h 30mUnited Airlines
Wed 4/128:45 a.m.LHR - YUL
2 stops28h 15mUnited Airlines
Deal found 14/11C$ 956
Mon 25/117:05 p.m.YUL - LHR
1 stop13h 45mVirgin Atlantic
Mon 2/127:35 p.m.LHR - YUL
1 stop24h 50mVirgin Atlantic
Deal found 14/11C$ 990
Tue 19/115:15 p.m.YUL - LHR
1 stop12h 15mDelta
Wed 27/1111:45 a.m.LHR - YUL
1 stop10h 25mDelta
Deal found 14/11C$ 997
Tue 19/117:05 p.m.YUL - LHR
1 stop18h 15mAir France
Tue 26/116:20 a.m.LHR - YUL
1 stop10h 55mAir France
Deal found 13/11C$ 998
Sun 24/118:50 p.m.YUL - LHR
Nonstop6h 50mFinnair
Thu 5/124:30 p.m.LHR - YUL
Nonstop7h 35mFinnair
Deal found 14/11C$ 1,032
Thu 21/118:50 p.m.YUL - LHR
Nonstop6h 50mAmerican Airlines
Sun 24/114:30 p.m.LHR - YUL
Nonstop7h 35mAmerican Airlines
Deal found 14/11C$ 1,033

Best time to book a flight from Montreal to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from Montreal with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from Montreal to Heathrow

Get recent, data-driven insights about flights from Montreal to Heathrow including ideal travel times, pricing trends, and more.

How far ahead should I book a flight from Montreal to London Heathrow Airport?

Use this chart to determine the optimal time to book a round-trip flight from Montreal to Heathrow. Price data was last updated on 8 November 2024.

The price you pay for your flight from Montreal to London Heathrow Airport may vary depending on when you book. For the best chance of a lower fare, look to book 54 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Montreal to London Heathrow Airport?

Currently, January is the cheapest month in which you can book a flight from Montreal to London Heathrow Airport (average of C$ 560). Flying from Montreal to London Heathrow Airport in July is currently the most expensive (average of C$ 877). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from YMQ to LHR?

Find hourly flight availability from Montreal to Heathrow. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 14 November 2024.

When flying from Montreal to London Heathrow Airport, the time of day you fly usually plays a role in the price. Save by searching for a flight in the morning, which can drop the price by up to 17% versus a flight in the afternoon.

What is the cheapest day to fly from Montreal to London Heathrow Airport?

Use this chart to determine the cheapest time to fly round-trip from Montreal to Heathrow. Price data was last updated on 15 September 2024.

Travelers seeking maximum savings on their Montreal to London Heathrow Airport flight should consider departing on Wednesday mornings when fares are most often at their lowest. Monday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Montreal to London Heathrow Airport

Explore weekly flight availability from Montreal to Heathrow. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 14 November 2024.

The most flights from YMQ to LHR are scheduled on a Monday (11 on average). You will have fewer flight options on Friday, which is when the least amount of flights are scheduled (10 on average).

Rainfall in Heathrow by month

Plan your trip to Heathrow by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in London Heathrow Airport ranges from 40.0 - 70.0 mm per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit London Heathrow Airport when rainfall is around 40.0 mm.

Temperature in Heathrow by month

Plan your trip to Heathrow by taking into account the average temperature totals by month.

If weather is an important factor for your trip to London Heathrow Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

Reviews of airlines servicing Heathrow

Get insights into the airlines that provide service to Heathrow. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Heathrow. Reviews last updated 14 November 2024.
Peruse reviews from past customers who have flown with SWISS, KLM and Finnair from Montreal to London to help guide your decision. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
8,788 reviews
Check prices

Overall

8.0

Boarding

8.2

Crew

8.5

Comfort

7.9

Food

7.3

Entertainment

7.9

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Delta
8.0
Very good
8,788 reviews
Delta
8.0
Very good
8,788 reviews
Check prices

Overall

8.0

Boarding

8.2

Crew

8.5

Comfort

7.9

Food

7.3

Entertainment

7.9

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

KLM
7.8
Good
1,346 reviews
Delta
8.0
Very good
8,788 reviews
Check prices

Overall

8.0

Boarding

8.2

Crew

8.5

Comfort

7.9

Food

7.3

Entertainment

7.9

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Finnair
7.7
Good
1,304 reviews
Delta
8.0
Very good
8,788 reviews
Check prices

Overall

8.0

Boarding

8.2

Crew

8.5

Comfort

7.9

Food

7.3

Entertainment

7.9

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Austrian Airlines
7.6
Good
810 reviews
Delta
8.0
Very good
8,788 reviews
Check prices

Overall

8.0

Boarding

8.2

Crew

8.5

Comfort

7.9

Food

7.3

Entertainment

7.9

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

SWISS
7.6
Good
1,640 reviews
Delta
8.0
Very good
8,788 reviews
Check prices

Overall

8.0

Boarding

8.2

Crew

8.5

Comfort

7.9

Food

7.3

Entertainment

7.9

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

Find useful and relevant information for your journey from Montreal to Heathrow. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines flying from Montreal to London Heathrow Airport round-trip?

    Currently priced at C$ 798, British Airways will fly you from Montreal to London Heathrow Airport and back. In addition to British Airways, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from TAP AIR PORTUGAL and SWISS - these airlines can fly you to your destination from C$ 805 and C$ 859, respectively. British Airways is 21% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the cheapest airlines to fly from Montreal to London Heathrow Airport one-way?

    The cheapest airline one-way is TAP AIR PORTUGAL, with whom users have recently found tickets for as low as C$ 419. However, be on the lookout for offers from WestJet and Azores Airlines, as they are both options that can get you from Montreal to London Heathrow Airport for a low price.

  • What are the most reliable airlines from Montreal to London Heathrow Airport?

    The top 3 most reliable airlines when flying from Montreal to London Heathrow Airport are Aegean Airlines (85%), Thai Airways (84%) and Air Canada (80%).

  • What are the cheapest flights from Montreal to London Heathrow Airport?

    Looking for the cheapest flight from Montreal to London Heathrow Airport? While on average our users pay C$ 2,118, our data indicates the cheapest price to be C$ 769. The most popular route (Montreal Pierre Elliott Trudeau Intl - London Heathrow), is priced around C$ 859.

  • Can I find deals for flights from Montreal to Heathrow that include hotel bookings?

    Yes. In addition to deals on Montreal to Heathrow flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Montreal to Heathrow?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Montreal to Heathrow.

  • Can I find deals for business class flights from Montreal to Heathrow?

    Yes. Cheapflights offers flight deals from Montreal to Heathrow by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Montreal to London Heathrow Airport?

    Currently, January is the cheapest month in which you can book a flight from Montreal to London Heathrow Airport (average of C$ 560). Flying from Montreal to London Heathrow Airport in July is currently the most expensive (average of C$ 877). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Fly from Montreal to Heathrow on these airlines

Choose from the following airlines for your flight from Montreal to Heathrow. Flights are based on user searches made on Cheapflights and were last updated on 14 November 2024.
Air Canada flights from Montreal to London Heathrow
British Airways flights from Montreal to London Heathrow
Lufthansa flights from Montreal to London Heathrow

Top 9 airlines flying from Montreal to Heathrow

Discover the top 9 airlines that operate flights from Montreal to Heathrow. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 625,151 searches. Data last updated 14 November 2024.
AirlineCheapestAverageFlexibilityOn-time
FinnairCheapestC$ 477AverageC$ 1,066FlexibilityNo cancel feeOn-time76%
Search Finnair flights
TAP AIR PORTUGALCheapestC$ 635AverageC$ 701FlexibilityNo cancel feeOn-timeN/A
Search TAP AIR PORTUGAL flights
Air TransatCheapestC$ 658AverageC$ 779FlexibilityNo cancel feeOn-time50%
Search Air Transat flights
Virgin AtlanticCheapestC$ 758AverageC$ 873FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
Air CanadaCheapestC$ 761AverageC$ 995FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
LufthansaCheapestC$ 775AverageC$ 992FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
British AirwaysCheapestC$ 824AverageC$ 1,076FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Air FranceCheapestC$ 839AverageC$ 892FlexibilityNo cancel feeOn-time77%
Search Air France flights
American AirlinesCheapestC$ 991AverageC$ 1,131FlexibilityNo cancel feeOn-time71%
Search American Airlines flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Montreal to Heathrow?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Montreal to Heathrow. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Montreal to Heathrow?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Heathrow from Montreal.

Can Cheapflights find flights from Montreal to Heathrow with no change fees?

Need flexible booking options for your flight to Heathrow from Montreal? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Montreal to Heathrow become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.
View all available airlines